S&S Cycle 910-0651 110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Wrinkle Black gas tank Lightweight coped design provides form

Lightweight coped design provides form and function for superior styling as well as performance

Accepts HD 08-up FLT front floating brake rotor hardware (factory & aftermarket)

and smooth edges for safe handling

Custom Dynamics 21200547

S&S Cycle 910-0651 110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Wrinkle Black gas tank Lightweight coped design provides formS&S Cycle 910 0651 Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt in kits do not require machining, rebalancing or engine removal, and include just about everything youll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining! Features & Benefits